Ariana Grande and Sean Hayes spoke highly of Grande's boyfriend on 'SmartLess' after Hayes noted that he and Slater struck up ...

As for their comments about each other, Grande made a rare Vanity Fair interview where she addressed her romance with Slater ...

Ariana Grande gave a rare comment about her relationship with boyfriend and Wicked costar Ethan Slater, calling him “amazing” ...

Ariana Grande appears to not be shy anymore while talking about her partner, Ethan Slater, who also starred alongside her in ...

"I can't believe that that's how I would have ever said anything ever," Grande said in disbelief during her appearance on the ...

However, the support for his sweetheart didn't stop there, as Slater also posted a picture of the two-time Grammy Award ...

Ariana Grande is floating on air after scoring her first-ever Oscar nomination, and boyfriend Ethan Slater was quick to ...

Slater, 32, who sparked up a romance with Grande as they starred in the musical ... i love you unconditionally, always. 'I don’t quite have all my words yet, i’m still trying to breathe.

Ariana Grande celebrated her first-ever Oscar nomination last night with her Wicked co-star boyfriend Ethan Slater. The Oscar ...

Ariana Grande is feeling victorious. The actress, 31, had a touching reaction to receiving her first Oscar nomination on Thursday. Grande is nominated for Best Supporting Actress for her role in ...

Slater, Grande’s boyfriend and costar ... The greatest adventure of creativity I have ever been a part of.” The 97th annual Oscars will air on ABC Sunday, March 2, at 7 p.m. ET.